Pella® Impervia® Fiberglass Awning Window

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Pella Impervia fiberglass awning windows are made from the strongest, most durable material available in windows.16 Awning windows are hinged at the top and vent open from the bottom. With a timeless design and simple features and options, Pella Impervia awning windows complement any style of home.

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Inside Pella Impervia

Pella’s patented fiberglass material is on average 100x more impact-resistant than a leading wood/plastic composite product.59 Our patented fiberglass material provides superior strength and allows you to combine standard and special-sized windows together to create larger, unique combinations, made just for your home. Add optional foam insulation to improve your energy efficiency even further.